Home / 805,461.53-1,206,560.39-372,563.73

Finding the Fourth Proportional to 805,461.53, 1,206,560.39 and 372,563.73

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Solution

The fourth proportional to 805,461.53, 1,206,560.39 and 372,563.73 is: 558,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,461.53 : 1,206,560.39 = 372,563.73 : x
  2. Step 2: Convert to fraction form
    805,461.53/1,206,560.39 = 372,563.73/x
  3. Step 3: Cross multiply
    805,461.53x = 1,206,560.39 × 372,563.73
  4. Step 4: Simplify right side
    805,461.53x = 449,520,637,505.84
  5. Step 5: Solve for x
    x = 449,520,637,505.84/805,461.53
  6. Step 6: Final answer
    x = 558,090.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.